Seiko Cal. 6178 - 749

Seiko 6178-749

The Seiko 6178-749 represents an important milestone in Seiko's 1973 lineup. Powered by the 6178 caliber with 27j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-64f889f66737]

Also known as: Navigator, Arnie

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
45mm
Case Thickness
14.3mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
30m
Dial Color
Navy
Jewels
27j
Frequency
28,800 bph
Power Reserve
55 hours
Year
1973

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